Four compounds, Toluene (I), o-dichlorobenzene (II), m-dichlorobenzene (III) and p-dichlorobenzene (IV) are arranged in the order of increasing dipole moment. The correct order is

Options

A. `IV lt I lt III lt II`
B. `I lt II lt III lt IV`
C. `II lt IV lt III lt I`
D. `IV lt III lt II lt I`

Answer

A

Explanation

The order of dipole moment will be IV lt I lt III lt II.